lbugr 0.1.0

• Initial release of lbugr.
• Provides a wrapper around the official Python ladybug client using reticulate.
• Core functionality includes:
  • Connecting to a Ladybug database (lb_connection).
  • Executing Cypher queries (lb_execute).
  • Loading data from R data frames (lb_copy_from_df).
  • Retrieving query results as R data frames or tibbles.
• Integration with R graph libraries:
  • Direct conversion to igraph objects with as_igraph().
  • Direct conversion to tidygraph objects with as_tidygraph().
  • Integration with g6R for interactive visualization via igraph objects.
• Added vignettes for installation, usage, and graph library integrations.